gainsaying vs rejectionist

gainsaying

noun
  • Refusal to accept or believe something. 

  • Denial; denying. 

  • Rebellious opposition; rebellion. 

  • Contradiction. 

  • Opposition, especially in speech. 

rejectionist

noun
  • A person who rejects some plan, proposal, fact or idea. 

adj
  • Having a tendency to reject the plans or proposals of others. 

How often have the words gainsaying and rejectionist occurred in a corpus of books? (source: Google Ngram Viewer )